This product offers maximum comfort with its ergonomic and lightweight design that fits snugly in your ear, ensuring that you won't experience any pain even after prolonged use. With a weight of only 3.5g, you can wear them for long periods without worrying about discomfort. Enjoy incredible sound quality thanks to the latest BT 5.0 technology and advanced acoustic components, which produce HD Fidelity stereo sound with rich, deep bass and crystal-clear treble. Two inter-connected headsets create a surround sound system that immerses you in an amazing audio experience with different channels changing in space. Bluetooth 5.0 Technology is versatile and compatible with most smart Bluetooth devices.

Specification:
Item Type: Wireless  Earphones
Bluetooth version: V5.0+EDR
Wireless frequency: 2.4ghz
Support agreement: A2DP1. 3 / HFP1.6 HSP1.2 / AVRCP1.6 / D11.3
Transmission distance: 10 meters
Battery capacity: 45mAh/250mAh
Charging voltage/current: 5V/1A
Playback/call time: approximately 3 hours
Charging time: about 1 hour
Standby time: 60 hours
32 ? speaker impedance: phi 10 mm
Sensitivity of microphone: -42 db
Operating temperature: -10-50

Pack included:

1 * Wireless Earphone
1 * Charging Box
I * User Manual
1 * Charging Cable